Vocabulary consisting only from characters you are able to read
歯石
shiseki
dental calculus (calcified deposits that accumulate on the teeth), tartar (of the teeth)mix
防水
bousui
waterproofing, making watertightsuru
軽やか
karoyaka
light, easy, non-serious, minor; light, easy, non-serious, minormix
不安定
fuantei
instability, insecurity, crankinessmix